The toString Method

• Returns a string representation of the object
• Useful for debugging
• Example: Rectangle.toString returns something like
  java.awt.Rectangle[x=5,y=10,width=20,height=30]
• toString used by concatenation operator
• aString + anObject
  means
  aString + anObject.toString()
• Object.toString prints class name and object address
  System.out.println(System.out)
  yields
  java.io.PrintStream@d2460bf
• Implementor of PrintStream didn't override toString: